noun (n)

• extreme gluttony(noun.attribute)

  Synonym:
  edacity, esurience, rapaciousness, voraciousness, voracity
  

  source: wordnet30
• reprehensible acquisitiveness; insatiable desire for wealth (personified as one of the deadly sins)(noun.act)

  Synonym:
  avarice, avaritia, covetousness, greed
  

  source: wordnet30
• The quality of being rapacious; rapaciousness; ravenousness; as, the rapacity of pirates; the rapacity of wolves.(noun)

  source: webster1913